Services

ETD is Andrew Mueller and Peter Mills. We are based out of Frederick, Maryland and Asheville, NC. ETD was born in North Carolina and maintains strong ties to the southeast. We create trails that integrate unique features into the natural landscape while maintaining high standards of safety and sustainability. We offer a variety of natural surface and resurfaced trails for many types of clients. Our specialties include multi-use trails, mountain bike trails, backcountry hiking trails, and bike parks. We are experienced building both machine-built and hand-built trails and all types of mountain bike features. ETD can help you at any phase of your trail project, from visioning and design to construction and maintenance. We recognize that every trail project is unique, and we’re eager to cater to your specific needs to help ensure your trail project reaches its full potential.